This document describes the replication files associated with the following paper:
Yoshikuni Ono, Yuko Kasuya, and Hirofumi Miwa. “Analyzing Gender Gaps in Bicameral Legislatures: How Asymmetrical Institutions Affect Supply and Demand
for Female Candidates.” Legislative Studies Quarterly.

Contained Files:

demand_side_study: R code to replicate the demand-side study.
supply_side_study: R code to replicate the supply-side study.
percentage_women_MPs.R: R code to replicate Figures 1 and A1 (showing the percentage of women members in the Diet).
demand_side_data.csv: Survey data for the demand-side study.
supply_side_data.csv: Survey data for the supply-side study.
women_MPs_data.csv: Data used to replicate Figures 1 and A1.
census_age_gender.csv: Distribution of age and gender based on the 2020 census.
census_prefecture_age.csv: Distribution of the prefecture of residence and age based on the 2020 census.
codebook.pdf: Codebook for the above CSV files.

Additional Notes:

All R and CSV files are encoded in UTF-8. Some files contain Japanese characters and may display incorrectly if opened with a different encoding.

For detailed information on the packages and their versions used in the original analysis, please refer to the Online Appendix.

For any questions or concerns regarding these files, please contact Hirofumi Miwa.